That's an implementation detail that the dev needs to worry about. As a customer, I go to the store page on one of my devices, it says the app is compatible wi

That's an implementation detail that the dev needs to worry about. As a customer, I go to the store page on one of my devices, it says the app is compatible with my device x, y and z. I click the "Buy" button once. Then I get the app on all my devices. I get a receipt that shows I purchased one item. But what Apple is saying is that I somehow used 3 independent stores?